CN110952340A - Novel fabric with stretching, twisting and color changing effects and production process thereof - Google Patents
Novel fabric with stretching, twisting and color changing effects and production process thereof Download PDFInfo
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- CN110952340A CN110952340A CN201911251238.0A CN201911251238A CN110952340A CN 110952340 A CN110952340 A CN 110952340A CN 201911251238 A CN201911251238 A CN 201911251238A CN 110952340 A CN110952340 A CN 110952340A
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/12—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins
- D06N3/14—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins with polyurethanes
- D06N3/145—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins with polyurethanes two or more layers of polyurethanes
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
- D06B21/00—Successive treatments of textile materials by liquids, gases or vapours
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0056—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the compounding ingredients of the macro-molecular coating
- D06N3/0061—Organic fillers or organic fibrous fillers, e.g. ground leather waste, wood bark, cork powder, vegetable flour; Other organic compounding ingredients; Post-treatment with organic compounds
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0056—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the compounding ingredients of the macro-molecular coating
- D06N3/0063—Inorganic compounding ingredients, e.g. metals, carbon fibres, Na2CO3, metal layers; Post-treatment with inorganic compounds
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/007—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by mechanical or physical treatments
- D06N3/0077—Embossing; Pressing of the surface; Tumbling and crumbling; Cracking; Cooling; Heating, e.g. mirror finish
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/12—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins
- D06N3/14—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins with polyurethanes
- D06N3/142—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins with polyurethanes mixture of polyurethanes with other resins in the same layer
- D06N3/143—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins with polyurethanes mixture of polyurethanes with other resins in the same layer with polyurethanes and other polycondensation or polyaddition products, e.g. aminoplast
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N2203/00—Macromolecular materials of the coating layers
- D06N2203/06—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D06N2203/068—Polyurethanes
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N2205/00—Condition, form or state of the materials
- D06N2205/02—Dispersion
- D06N2205/023—Emulsion, aqueous dispersion, latex
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N2209/00—Properties of the materials
- D06N2209/08—Properties of the materials having optical properties
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N2211/00—Specially adapted uses
- D06N2211/10—Clothing
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dispersion Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Abstract
The invention discloses a novel fabric with stretching, twisting and color changing effects, which comprises a base fabric, wherein the outer surface of the base fabric is coated with a color changing resin layer and a water-based polycarbonate type polyurethane layer; performing press polishing treatment on the filled base fabric; coating a color-changing resin layer on the base fabric subjected to the press polishing treatment, and drying at a low temperature; coating the base fabric coated with the color-changing resin layer with water-based polycarbonate polyurethane, and drying at high temperature; rolling and standing the base fabric of the two coating layers until the coating layers and the base fabric are completely crosslinked and cured; and (5) washing and tension-free drying the cured finished product. When the fabric provided by the invention bears external forces such as stretching or twisting, the stressed part of the fabric can generate a color changing effect, the color is gradually changed from light to dark along with the change of the deformation gradient of the fabric, and the fabric can recover the original color after the external force is eliminated.
Description
Technical Field
The invention relates to the technical field of fabrics, in particular to a novel fabric with stretching, twisting and color changing effects and a production process thereof.
Background
With the improvement of the requirements of people on the style and the type of clothing products, the traditional clothing fabric products can not meet the increasingly improved aesthetic requirements of people. The development of some garment fabric products with extremely strong artistic expression and fashion breath is a good opportunity in the fabric market.
The traditional fabric is single in shape and form and cannot meet social requirements.
Disclosure of Invention
The invention aims to provide a novel fabric with stretching, twisting and color changing effects and a production process thereof.
In order to achieve the purpose, the invention provides the following technical scheme:
the novel fabric with the stretching, twisting and color changing effects comprises a base fabric, wherein a color changing resin layer and a water-based polycarbonate type polyurethane layer are coated on the outer surface of the base fabric, the color changing resin layer is formed by mixing water-based polyurethane resin, water-based organic color paste, color changing wax powder, a dispersing agent, an organic silicon leveling agent, a polyether type defoaming agent and a thickening agent, and the water-based polycarbonate type polyurethane layer is formed by mixing water-based polycarbonate type polyurethane resin, aziridine type cross-linking agent, organic silicon leveling agent, polyether type defoaming agent and thickening agent.
Further, the mass ratio of the water-based polyurethane resin, the water-based organic color paste, the color-changing wax powder, the dispersing agent, the organic silicon flatting agent, the polyether type defoaming agent and the thickening agent is 1 (0.03-0.05): (0.03-0.05): 0.01-0.015): 0.005-0.01): 0.002-0.005): 0.01-0.05), and the mass ratio of the water-based polycarbonate polyurethane resin, the aziridine cross-linking agent, the organic silicon flatting agent, the polyether type defoaming agent and the thickening agent is 1:0.0025 (0.005-0.01): 0.002-0.005): 0.01-0.05.
The invention also aims to provide a production process of the novel fabric with the stretching, twisting and color changing effects, which comprises the following steps:
(1) filling and leveling the cloth marks of the base fabric by using a gravure printing water-based adhesive, and drying;
(2) performing press polishing treatment on the filled base fabric;
(3) coating a color-changing resin layer on the base fabric subjected to the press polishing treatment, and drying at a low temperature;
(4) coating the base fabric coated with the color-changing resin layer with water-based polycarbonate polyurethane, and drying at high temperature;
(5) rolling and standing the base fabric with the two coating layers, and washing after the coating layers and the base fabric are completely crosslinked and cured;
(6) and (5) washing and tension-free drying the cured finished product.
In a further scheme, the drying degree in the step (1) is 70-80%, wherein the drying temperature is 70-80 ℃, and the drying time is 18-23 s.
In a further scheme, the aqueous polyurethane adhesive in the step (1) is prepared by stirring and mixing aqueous polyurethane cold-resistant primer coating, deionized water, aqueous inorganic color paste, aziridine cross-linking agent, dispersing agent, polyether defoaming agent and thickening agent according to the mass ratio of 1 (0.2-0.3), (0.05-0.06), (0.0025), (0.01-0.015), (0.002-0.005) and (0.01-0.05).
Further, the light treatment temperature in the step (2) is 170-190 ℃.
Further, the discoloring resin layer is coated in the step (3) in a gap coating mode, wherein the coating gap is 0.35-0.45mm, the coating tension is 10-13kgf, the drying temperature is 80-85 ℃, and the drying time is 0.8-1 min.
Further, the drying temperature in the step (4) is 150-.
Further, the rolling and standing time in the step (5) is more than 24 hours.
Further, the washing temperature in the step (6) is 15-25 ℃, and the tension-free drying temperature is 100-120 ℃.
After the produced fabric is formed, when the produced fabric bears external forces such as stretching or twisting, the stressed part of the fabric can generate a color changing effect, the color presents a gradual change characteristic from light to dark along with the change of the deformation gradient of the fabric, and the fabric can restore to the original color after the external force is eliminated.
Drawings
FIG. 1 is a schematic view of a production process of the fabric of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The utility model provides a novel surface fabric with tensile distortion discoloration effect, includes the backer, scribbles resin layer and waterborne polycarbonate type polyurethane layer that discolours on the surface of backer, the resin layer that discolours is formed by aqueous polyurethane resin, aqueous organic colour paste, wax powder that discolours, dispersant, organosilicon flatting agent, polyether defoaming agent and thickening agent mixture, and waterborne polycarbonate type polyurethane layer is formed by aqueous polycarbonate type polyurethane resin, aziridine cross-linking agent, organosilicon flatting agent, polyether defoaming agent, thickening agent mixture.
The invention takes the base cloth as the cotton woven fabric, the spandex content of the whole fabric is 3-5%, the warp direction does not bounce, the weft direction is slightly bounced, and the weft yarn adopts spandex core-spun yarn. The spandex content is not too high, the elasticity of the fabric is too high, the stability of the production and processing process is not facilitated, and the elasticity is too high, so that when the elongation at break of the coating resin material is exceeded, unrecoverable damage can be caused to the effect coating under the condition of too large deformation.
Front section surface treatment:
the adhesive is prepared by stirring aqueous polyurethane cold-resistant bottom adhesive, deionized water, aqueous inorganic color paste, an aziridine crosslinking agent, a dispersing agent, a polyether defoaming agent and a thickening agent according to the mass ratio of 1:0.2:0.05:0.0025:0.01:0.002:0.01, wherein the aqueous polyurethane cold-resistant bottom adhesive is a product produced by Liaoning Dandong sidereal star fine chemical industry, the aziridine crosslinking agent is a product produced by Shanghai HUNG ear chemical industry, and the rest materials are conventional commercial products.
In the slurry preparation process, deionized water is added into the water-based polyurethane cold-resistant bottom coating glue, the mixture is uniformly stirred, the proportioned water-based inorganic color paste, the aziridine cross-linking agent, the dispersing agent and the polyether defoamer are sequentially added for stirring, the mixture is stirred at low speed and high speed, the mixture is uniformly stirred, the thickening agent is finally added, the mixture is stirred at high speed and thickened to the required viscosity, the viscosity of the slurry is controlled at 5000cps, the water-based polyurethane adhesive is prepared, and the mixture is filtered by a 100-mesh filter screen for later use.
The gravure mesh of gravure printing selects full plates of 100 meshes and 80 meshes to carry out double-plate synchronous overprinting, the arrangement sequence of a plate roller is that 100 meshes are in front, 80 meshes are in back, the hardness of an embossing roller is selected to be 55 degrees, the vehicle speed is 50m/min, the wind speed of a circulating fan is 32Hz, a water-based polyurethane adhesive is used for priming, after the heat treatment time is 20s, the base cloth is taken out, the low-temperature drying degree is 70 percent at the drying temperature of 75 ℃, and the base cloth is taken out to realize filling and leveling of the base cloth shading;
the waterborne polyurethane adhesive has high affinity with cotton fibers, can effectively fill grain gaps among yarns, and has high bonding fastness after subsequent baking.
The method is characterized in that an oil pressure supply mode is adopted, the press polish treatment is carried out on the filled and leveled base fabric at the pressure of 5kgf, the vehicle speed of 65m/min and the press polish temperature of 180 ℃, the water content of the base fabric is about 30 percent during the press polish treatment of the base fabric containing the water-based polyurethane adhesive, and as the water-based polyurethane has certain plasticity and the surface is slightly softened under the condition of proper moisture content, the base fabric can not be adhered to a roller and can be pressed to form a flat plane, the operation tension is controlled to be 9kgf during the press polish process, the tension is too large, the stretching deformation is easy, the cloth surface is bent, and the problems of cloth wrinkling, edge curling and the like are easy to cause if the tension is too small, so;
color change treatment:
the waterborne polyurethane resin, the waterborne organic color paste, the color-changing wax powder, the dispersing agent, the organic silicon leveling agent, the polyether type defoaming agent and the thickening agent are mixed according to the mass ratio of 1:0.03:0.03:0.01:0.005:0.002:0.01, wherein the waterborne polyurethane resin is a product produced by the Olstan chemical industry, the color-changing wax powder is a product produced by the Shanghai Joule wax industry, and the rest materials are conventional commercial products.
In the slurry preparation process, the proportioned water-based organic color paste, the color-changing wax powder, the dispersing agent, the organic silicon leveling agent and the polyether type defoaming agent are sequentially added into the water-based polyurethane resin for stirring, the mixture is stirred at a low speed and a high speed, the thickening agent is added into the mixture for stirring at a high speed until the required viscosity is reached, then the mixture is added into a grinding machine for grinding for 1.5 hours, the viscosity of the slurry is controlled to be 12000cps, the color-changing resin is prepared, and the mixture is filtered by a 100-mesh filter screen for later use.
Selecting a comma knife with the thickness of 3.0mm, controlling the coating gap to be 0.35mm, controlling the coating tension to be 11kgf, controlling the speed to be 22m/min, controlling the air speed of a circulating fan to be 17Hz, and comprehensively treating for about 1min, coating the base fabric subjected to calendaring treatment with color-changing resin in a gap coating manner, wherein the color-changing resin is coated in a gap coating manner, so that the uniform and stable thickness of the coating can be ensured, and color-changing wax powder is added into the color-changing resin and used for controlling the strength of the color-changing degree and the rough and fine degree of the color-changing style of the fabric, and then drying;
the preparation method comprises the following steps of proportioning the water-based polycarbonate polyurethane resin, the aziridine crosslinking agent, the organic silicon leveling agent, the polyether defoaming agent and the thickening agent according to the mass ratio of 1:0.0025:0.005:0.002:0.01, wherein the water-based polycarbonate polyurethane resin is a product produced by Germany Bayer chemical industry, the aziridine crosslinking agent is a product produced by Shanghai HUNG spike chemical industry, and the rest materials are conventional commercial products.
In the preparation process of the slurry, the aziridine crosslinking agent, the organic silicon flatting agent and the polyether defoamer are sequentially added into the water-based polycarbonate polyurethane resin according to the proportion and stirred, the mixture is stirred at a low speed and a high speed, the thickener is added after the mixture is uniformly stirred, the mixture is stirred at a high speed until the required viscosity is reached, the viscosity of the slurry is controlled to be 300cps, the water-based polycarbonate polyurethane is prepared, and the slurry is filtered by a 200-mesh filter screen for later use.
In the production process, full plates of 200 meshes and 175 meshes are selected for double-plate synchronous overprinting, the arrangement sequence of a plate roller is that 200 meshes are in front and 175 meshes are in back, the hardness of a stamping roller is selected to be 75 degrees, the vehicle speed is 22m/min, the air speed of a circulating fan is 32Hz, the comprehensive heat treatment time is about 1min, the base cloth coated with the color-changing resin layer is coated with the water-based polycarbonate polyurethane, and the base cloth is dried at the drying temperature of 150 ℃ at high temperature, so that the water-based polycarbonate polyurethane material has high film-forming gloss, good transparency, very good wear resistance and scratch resistance, higher elongation and tensile strength, can play a better protection role on the surface of a product and does not influence the color-changing effect;
and (3) finished product treatment:
rolling and standing the base fabric with the two coating layers, washing after the coating layers and the base fabric are completely crosslinked and cured, taking out after rolling and standing for 26 hours, and ensuring that the fabric does not generate unrecoverable damage in order to not destroy the bonding firmness between the coating layers and the base fabric;
washing the cured finished product with water at the temperature of 20 ℃, and drying the washed finished product at the temperature of 110 ℃ without tension, and in addition, a proper amount of soft and smooth hand feeling auxiliary agents can be added for improving the hand feeling of the fabric. The purposes of water washing and tension-free drying are to ensure that the fabric is properly shrunk and is easy to deform when bearing external force, thereby forming a natural color change effect and soft surface brightness
The foregoing detailed description of the preferred embodiments of the invention has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.
Claims (10)
1. A novel fabric with stretching, twisting and color changing effects comprises a base fabric, and is characterized in that: the outer surface of the base fabric is coated with a color-changing resin layer and a water-based polycarbonate type polyurethane layer, the color-changing resin layer is formed by mixing water-based polyurethane resin, water-based organic color paste, color-changing wax powder, a dispersing agent, an organic silicon leveling agent, a polyether type defoaming agent and a thickening agent, and the water-based polycarbonate type polyurethane layer is formed by mixing water-based polycarbonate type polyurethane resin, an aziridine crosslinking agent, an organic silicon leveling agent, a polyether type defoaming agent and a thickening agent.
2. The production process according to claim 1, characterized in that: the mass ratio of the aqueous polyurethane resin, the aqueous organic color paste, the color-changing wax powder, the dispersing agent, the organic silicon flatting agent, the polyether type defoaming agent and the thickening agent is 1 (0.03-0.05): (0.03-0.05): 0.01-0.015): 0.005-0.01): 0.01-0.05), and the mass ratio of the aqueous polycarbonate polyurethane resin, the aziridine crosslinking agent, the organic silicon flatting agent, the polyether type defoaming agent and the thickening agent is 1:0.0025 (0.005-0.01): 0.002-0.005): 0.01-0.05.
3. A production process of a novel fabric with stretching, twisting and color changing effects is characterized in that: the method comprises the following steps:
(1) filling and leveling the cloth marks of the base fabric by using a gravure printing water-based polyurethane adhesive, and drying;
(2) performing press polishing treatment on the filled base fabric;
(3) coating a color-changing resin layer on the base fabric subjected to the press polishing treatment, and drying at a low temperature;
(4) coating the base fabric coated with the color-changing resin layer with water-based polycarbonate polyurethane, and drying at high temperature;
(5) rolling and standing the base fabric of the two coating layers until the coating layers and the base fabric are completely crosslinked and cured;
(6) and (5) washing and tension-free drying the cured finished product.
4. The production process according to claim 2, characterized in that: the drying degree in the step (1) is 70-80%, wherein the drying temperature is 70-80 ℃, and the drying time is 18-23 s.
5. The production process according to claim 2, characterized in that: the aqueous polyurethane adhesive in the step (1) is prepared by stirring and mixing aqueous polyurethane cold-resistant primer coating, deionized water, aqueous inorganic color paste, aziridine cross-linking agent, dispersing agent, polyether defoaming agent and thickening agent according to the mass ratio of 1 (0.2-0.3), (0.05-0.06), (0.01-0.015), (0.002-0.005) and (0.01-0.05).
6. The production process according to claim 2, characterized in that: the pressure light treatment temperature in the step (2) is 170-190 ℃.
7. The production process according to claim 2, characterized in that: and (3) coating the discoloring resin layer in a clearance coating manner, wherein the coating clearance is 0.35-0.45mm, the coating tension is 10-13kgf, the drying temperature is 80-85 ℃, and the drying time is 0.8-1 min.
8. The production process according to claim 2, characterized in that: the drying temperature in the step (4) is 150-160 ℃, and the heat treatment time is 0.8-1.2 min.
9. The production process according to claim 2, characterized in that: and (5) rolling and standing for more than 24 hours.
10. The production process according to claim 2, characterized in that: the washing temperature in the step (6) is 15-25 ℃, and the tension-free drying temperature is 100-120 ℃.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911251238.0A CN110952340A (en) | 2019-12-09 | 2019-12-09 | Novel fabric with stretching, twisting and color changing effects and production process thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911251238.0A CN110952340A (en) | 2019-12-09 | 2019-12-09 | Novel fabric with stretching, twisting and color changing effects and production process thereof |
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| CN110952340A true CN110952340A (en) | 2020-04-03 |
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